exp_6_1.asm

单片机硬件实验代码

        ORG     0000H               
        LJMP    START    
        ORG     0030H
START:  MOV     30H,#10H
        MOV     31H,#20H
        
        MOV     R0,30H
        MOV     R1,31H
        MOV     A,@R0
        SWAP    A
        ANL     A,#0FH
        MOV     B,#10D
        MUL     AB
        MOV     R2,A       
        MOV     A,@R0
        ANL     A,#0FH
        ADD     A,R2
        MOV     @R1,A    
        SJMP    $
        END